We may form free constitutions, but our vices will destroy them; we may enact laws, but they will not protect us.

Never chase a lie. Let it alone, and it will run itself to death.

No great advance has ever been made in science, politics, or religion, without controversy.

Eloquence is logic on fire.

Never chase a lie. Let it alone, and it will run itself to death. I can work out a good character much faster than anyone can lie me out of it

No great advance has ever been made in science politics or religion without controversy.

No great advance has been made in science, politics, or religion without controversy.

Science is better than sympathy, if only it is science.

Don't put your purpose in one place and expect to see progress made somewhere else.

There is another world, other than/ this one we choose to live in.

We have to speak up on behalf of those who cannot speak for themselves.

Readers probably haven't heard much about it yet, but they will. Quantum technology turns ordinary reality upside down.

Americanism is not a matter of skin or color.

Men in no way approach so nearly to the gods as in doing good to men. [Lat., Homines ad deos nulla re propius accedunt, quam salutem hominibus dando.]

Adaptation is a vital part of a response to the challenge of climate change

Just draw on your grit; it's so easy to quit - It's the keeping your chin up that's hard.